| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 2133 |
67.6%
|
| 2 | Stayed the same | 618 |
19.6%
|
| 3 | Got worse | 360 |
11.4%
|
| 8 | Do not know | 42 |
1.3%
|
| Sysmiss | 30 |